Many people with chest pain fear a heart attack. However, there are many possible causes of chest pain. Some causes are not dangerous to your health, while other causes are serious and even life-threatening.
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8

Globus sensation?:
Sounds like you experience the feeling of a ball or lump in the back of your throat that you have to swallow past? If so, this is "globus." alternatively, you may have laryngo-esophaeal reflux without heartburn. Sometimes, the actual swallowing mechanism may be impaired due to "spasms" or dysmotility. A gastroenterologist or ear-nose-throat specialist is a good starting point for evaluation.
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10

Yes, bother them:
Palpitations, as you know, are distressing but they're not painful. I would be suspicious that something else is going on. For instance, pericarditis could cause pain with forceful or irregular heart beat. Because of your age, an unusual presentation of angina also needs to be considered, even though your spells are brief.
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